3655567467449 has 2 divisors, whose sum is σ = 3655567467450. Its totient is φ = 3655567467448.

The previous prime is 3655567467437. The next prime is 3655567467509. The reversal of 3655567467449 is 9447647655563.

3655567467449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2964274993849 + 691292473600 = 1721707^2 + 831440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3655567467449 is a prime.

It is not a weakly prime, because it can be changed into another prime (3655567467749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827783733724 + 1827783733725.

It is an arithmetic number, because the mean of its divisors is an integer number (1827783733725).

Almost surely, 2^{3655567467449} is an apocalyptic number.

It is an amenable number.

3655567467449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655567467449 is an equidigital number, since it uses as much as digits as its factorization.

3655567467449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144000, while the sum is 71.

The spelling of 3655567467449 in words is "three trillion, six hundred fifty-five billion, five hundred sixty-seven million, four hundred sixty-seven thousand, four hundred forty-nine".